389702268

素因数分解:

$2^2\times 3^2\times {\mathrm{503}}^1\times {\mathrm{21521}}^1$

素因数の和:22034

約数の個数: 36

約数和(自身を含む): 987085008

約数和(自身を除く): 597382740

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 503, 1006, 1509, 2012, 3018, 4527, 6036, 9054, 18108, 21521, 43042, 64563, 86084, 129126, 193689, 258252, 387378, 774756, 10825063, 21650126, 32475189, 43300252, 64950378, 97425567, 129900756, 194851134, 389702268]

約数ペア:

[(1, 389702268), (2, 194851134), (3, 129900756), (4, 97425567), (6, 64950378), (9, 43300252), (12, 32475189), (18, 21650126), (36, 10825063), (503, 774756), (1006, 387378), (1509, 258252), (2012, 193689), (3018, 129126), (4527, 86084), (6036, 64563), (9054, 43042), (18108, 21521)]